255 watt polycrystalline PV module, Light Way Solar LW255 (LW255-29-P1640x990), with 15.71% top efficiency, strong 2" anodized aluminum alloy silver frame, UL1703 certified, California CEC listed. Great performance for low or weak light conditions. 25 year power output guarantee. Use renewable energy to save money and help the environment. This is one of the lowest cost solar panels available - Just $0.64 cents per watt after tax credit! Order online or PHONE 888-498-3331